Here is the full list of all 94 Shop Titans achievements.
Increase your merchant level
Help fellow guild members
Clear many quests
Earn tokens at the Fortune Zone
Spend a lot of rare resources
Bring back lots of components from quests
Enchant many items
Slay many bosses
Master many blueprints
Sell a ton of items
Craft many items
Upgrade a furniture to a high level
Fully ascend several items
Have a Hero reach a high level
Reach Rudo’s final rank
Reach Sia's final rank
Reach Yami's final rank
Spend a lot of common resources
Spend a lot of uncommon resources
Reach Lilu’s final rank
Reach Argon's final rank
Expand your shop
Unlock all item types
Research lots of blueprints
Open many chests
Make a lot of gold from a single sale
Earn lots of gold!
Spend a lot of energy
Deal massive damage with a single attack
Hire many champions
Enchant a legendary item
Enchant an item with both a spirit and an element
Hire many workers